Pigs have such a good sense of smell, why are there only police dogs and not police pigs?

You are right, pigs have a better sense of smell than dogs.

In France, it is customary to regard sows as their right-hand assistants in harvesting black truffles. The sow's sense of smell is extremely sensitive and can smell truffles buried 25 to 30 centimeters deep in the ground from a distance of 6 meters. But sows are greedy and will eat the truffles they find if they are not careful. Now dogs are used.

Years ago, Captain Pike of the British police on Fockler Island rescued a young wild boar from the mouth of a turtle. The wild boar has a very keen sense of smell and can sniff out various things buried underground, so Captain Pike spent three months training it to search for drugs and named it Ross. Fockler Island is sparsely populated, but it has become famous according to media reports. The British Police Commissioner knew about it and did not show much intention to adopt the police pig.

There was no plan to train police pigs. I was in the British Army at the time The military dog ​​base of the Veterinary Medical Corps serves.

In fact, the animals serving in the army include dogs, horses, mules, pigeons, camels and cows. I knew there was an internal order.

When choosing animals for service, we must pay attention to the coordination of operation and image. Drug detection dogs often appear in the public. Since dogs can do whatever they want, the little police pig has also been retired